Table 4.

ROC curve analysis

	Area under the curve	Threshold	Sensitivity (%)	Specificity (%)
Ktrans-ADC
Skewness	0.831 (0.796, 0.905)	7.00	68.18	84.72
Kurtosis	0.828 (0.792, 0.904)	55.69	75.0	75.0
Ktrans
Mean	0.760 (0.660, 0.801)	0.379	72.73	73.61
10th percentile	0.518 (0.429, 0.605)	0.046	77.27	30.56
Median	0.661 (0.557, 0.764)	0.180	59.09	73.61
90th percentile	0.781 (0.693, 0.801)	0.991	72.73	68.06
Skewness	0.585 (0.462, 0.708)	1.647	59.09	65.28
Kurtosis	0.620 (0.508, 0.735)	7.501	52.27	79.17
ADC
Mean	0.661 (0.566, 0.747)	1.24	76.14	61.54
10th percentile	0.656 (0.561, 0.742)	0.64	80.68	50.00
Median	0.677 (0.583, 0.762)	1.29	84.09	53.85
90th percentile	0.565 (0.469, 0.658)	1.97	46.59	76.92
Skewness	0.664 (0.569, 0.750)	0.04	85.23	46.15
Kurtosis	0.620 (0.524, 0.709)	3.37	71.59	57.69

Data in parentheses are 95% confidence intervals